ringbuffer volatile

diff --git a/demo.c b/demo.c
index 85c9f364f26d113d5e77b2e8166556e36f5116bf..f8422179120cb105ec1b4f2e1419826043edcffa 100644 (file)
--- a/demo.c
+++ b/demo.c
@@ -37,7 +37,7 @@ void *readValues(void *buf)
 
 void *outValues(void *buf)
 {
-       ringbuffer *buffer = (ringbuffer*) buf;
+       volatile ringbuffer *buffer = (ringbuffer*) buf;
 
        for (int i = 0; i < maxvalues; i++) {
                printf("get: Head: %d, Tail %d, Count: %d, Value: %d\n",